package com.k.base.jdk.string;

public class StringTest {
    public static void main(String[] args) {
        String str = "0,a555fd9fa0784dcf94ff68318504aabc,8de4320a261e4569bc19c06bfdd88977";
        String strNew = str.replaceFirst("0,","1,");
        System.out.println(strNew);
    }
}
